std::end — cppreference.com

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Déclaré dans l'en-tête `<iterator>`
`template< class C > auto end( C& c ) -> decltype(c.end());`	(1)	(depuis C++11)
`template< class C > auto end( const C& c ) -> decltype(c.end());`	(2)	(depuis C++11)
`template< class T, size_t N > T* end( T (&array)[N] );`	(3)	(depuis C++11)

Retourne un itérateur à la fin (c'est à dire l'élément après le dernier élément) de la c conteneur donné ou un tableau array .

Original:

Returns an iterator to the end (i.e. the element after the last element) of the given container c or array array.

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Paramètres

c	-	un récipient avec un procédé `end` Original: a container with an `end` method The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
array	-	un tableau de type arbitraire Original: an array of arbitrary type The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Retourne la valeur

un itérateur à la fin de c ou array. Noter que l'extrémité d'un récipient ou d'un tableau est définie comme étant l'élément suivant du dernier élément valide .

Original:

an iterator to the end of c or array. Note that the end of a container or array is defined as the element following the last valid element.

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Notes

En plus d'être inclus dans <iterator>, std::end est assuré de devenir disponibles si l'un des en-têtes suivants sont inclus: <array>, <deque>, <forward_list>, <list>, <map>, <regex>, <set>, <string>, <unordered_map>, <unordered_set> et <vector> .

Original:

In addition to being included in <iterator>, std::end is guaranteed to become available if any of the following headers are included: <array>, <deque>, <forward_list>, <list>, <map>, <regex>, <set>, <string>, <unordered_map>, <unordered_set>, and <vector>.

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Spécialisations

Spécialisations personnalisés de std::end peut être fourni pour les classes qui n'exposent pas une fonction membre end() approprié, mais peut être itérée. Les spécialisations suivantes sont déjà fournis par la bibliothèque standard:

Original:

Custom specializations of std::end may be provided for classes that do not expose a suitable end() member function, yet can be iterated. The following specializations are already provided by the standard library:

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Exemple

#include <iostream>
#include <vector>
#include <iterator>
#include <algorithm>

int main() 
{
    std::vector<int> v = { 3, 1, 4 };
    if (std::find(std::begin(v), std::end(v), 5) != std::end(v)) {
        std::cout << "found a 5 in vector v!\n";
    }

    int a[] = { 5, 10, 15 };
    if (std::find(std::begin(a), std::end(a), 5) != std::end(a)) {
        std::cout << "found a 5 in array a!\n";
    }
}

Résultat :

Voir aussi


	retourne un itérateur pour le début d'un conteneur ou d'un tableau Original: returns an iterator to the beginning of a container or array The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) [edit]